<template>
  <div>
    <div class="gva-search-box">
      <el-form
        ref="elSearchFormRef"
        :inline="true"
        :model="searchInfo"
        class="demo-form-inline"
        :rules="searchRule"
        @keyup.enter="onSubmit"
      >
        <el-form-item label="创建日期" prop="createdAt">
          <template #label>
            <span>
              创建日期
              <el-tooltip content="搜索范围是开始日期（包含）至结束日期（不包含）">
                <el-icon><QuestionFilled /></el-icon>
              </el-tooltip>
            </span>
          </template>
          <el-date-picker
            v-model="searchInfo.startCreatedAt"
            type="datetime"
            placeholder="开始日期"
            :disabled-date="
              (time) =>
                searchInfo.endCreatedAt ? time.getTime() > searchInfo.endCreatedAt.getTime() : false
            "
          ></el-date-picker>
          —
          <el-date-picker
            v-model="searchInfo.endCreatedAt"
            type="datetime"
            placeholder="结束日期"
            :disabled-date="
              (time) =>
                searchInfo.startCreatedAt
                  ? time.getTime() < searchInfo.startCreatedAt.getTime()
                  : false
            "
          ></el-date-picker>
        </el-form-item>

        <template v-if="showAllQuery">
          <!-- 将需要控制显示状态的查询条件添加到此范围内 -->
        </template>

        <el-form-item>
          <el-button type="primary" icon="search" @click="onSubmit">查询</el-button>
          <el-button icon="refresh" @click="onReset">重置</el-button>
          <el-button
            link
            type="primary"
            icon="arrow-down"
            @click="showAllQuery = true"
            v-if="!showAllQuery"
          >
            展开
          </el-button>
          <el-button link type="primary" icon="arrow-up" @click="showAllQuery = false" v-else>
            收起
          </el-button>
        </el-form-item>
      </el-form>
    </div>
    <div class="gva-table-box">
      <div class="gva-btn-list">
        <el-button v-auth="btnAuth.add" type="primary" icon="plus" @click="openDialog">
          新增
        </el-button>
        <el-button
          v-auth="btnAuth.batchDelete"
          icon="delete"
          style="margin-left: 10px"
          :disabled="!multipleSelection.length"
          @click="onDelete"
        >
          删除
        </el-button>
      </div>
      <el-table
        ref="multipleTable"
        style="width: 100%"
        tooltip-effect="dark"
        :data="tableData"
        row-key="ID"
        @selection-change="handleSelectionChange"
      >
        <el-table-column type="selection" width="55" />

        <el-table-column align="left" label="日期" prop="createdAt" width="180">
          <template #default="scope">{{ formatDate(scope.row.CreatedAt) }}</template>
        </el-table-column>

        <el-table-column align="left" label="产品ID" prop="prodId" width="120" />
        <el-table-column align="left" label="商品名称" prop="prodName" width="120" />
        <el-table-column align="left" label="店铺id" prop="shopId" width="120" />
        <el-table-column align="left" label="原价" prop="oriPrice" width="120" />
        <el-table-column align="left" label="现价" prop="price" width="120" />
        <el-table-column align="left" label="简要描述,卖点等" prop="brief" width="120" />
        <el-table-column align="left" label="详细描述" prop="content" width="120" />
        <el-table-column align="left" label="商品主图" prop="pic" width="120" />
        <el-table-column align="left" label="商品图片，以,分割" prop="imgs" width="120" />
        <el-table-column
          align="left"
          label="默认是1，表示正常状态, -1表示删除, 0下架"
          prop="status"
          width="120"
        />
        <el-table-column align="left" label="商品分类" prop="categoryId" width="120" />
        <el-table-column align="left" label="销量" prop="soldNum" width="120" />
        <el-table-column align="left" label="总库存" prop="totalStocks" width="120" />
        <el-table-column label="配送方式json见TransportModeVO" prop="deliveryMode" width="200">
          <template #default="scope">[JSON]</template>
        </el-table-column>
        <el-table-column align="left" label="运费模板id" prop="deliveryTemplateId" width="120" />
        <el-table-column align="left" label="操作" fixed="right" min-width="240">
          <template #default="scope">
            <el-button
              v-auth="btnAuth.info"
              type="primary"
              link
              class="table-button"
              @click="getDetails(scope.row)"
            >
              <el-icon style="margin-right: 5px"><InfoFilled /></el-icon>
              查看
            </el-button>
            <el-button
              v-auth="btnAuth.edit"
              type="primary"
              link
              icon="edit"
              class="table-button"
              @click="updateProductFunc(scope.row)"
            >
              编辑
            </el-button>
            <el-button
              v-auth="btnAuth.delete"
              type="primary"
              link
              icon="delete"
              @click="deleteRow(scope.row)"
            >
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
      <div class="gva-pagination">
        <el-pagination
          layout="total, sizes, prev, pager, next, jumper"
          :current-page="page"
          :page-size="pageSize"
          :page-sizes="[10, 30, 50, 100]"
          :total="total"
          @current-change="handleCurrentChange"
          @size-change="handleSizeChange"
        />
      </div>
    </div>
    <el-drawer
      destroy-on-close
      size="800"
      v-model="dialogFormVisible"
      :show-close="false"
      :before-close="closeDialog"
    >
      <template #header>
        <div class="flex justify-between items-center">
          <span class="text-lg">{{ type === 'create' ? '新增' : '编辑' }}</span>
          <div>
            <el-button type="primary" @click="enterDialog">确 定</el-button>
            <el-button @click="closeDialog">取 消</el-button>
          </div>
        </div>
      </template>

      <el-form
        :model="formData"
        label-position="top"
        ref="elFormRef"
        :rules="rule"
        label-width="80px"
      >
        <el-form-item label="产品ID:" prop="prodId">
          <el-input v-model.number="formData.prodId" :clearable="true" placeholder="请输入产品ID" />
        </el-form-item>
        <el-form-item label="商品名称:" prop="prodName">
          <el-input v-model="formData.prodName" :clearable="true" placeholder="请输入商品名称" />
        </el-form-item>
        <el-form-item label="店铺id:" prop="shopId">
          <el-input v-model.number="formData.shopId" :clearable="true" placeholder="请输入店铺id" />
        </el-form-item>
        <el-form-item label="原价:" prop="oriPrice">
          <el-input-number
            v-model="formData.oriPrice"
            style="width: 100%"
            :precision="2"
            :clearable="true"
          />
        </el-form-item>
        <el-form-item label="现价:" prop="price">
          <el-input-number
            v-model="formData.price"
            style="width: 100%"
            :precision="2"
            :clearable="true"
          />
        </el-form-item>
        <el-form-item label="简要描述,卖点等:" prop="brief">
          <el-input
            v-model="formData.brief"
            :clearable="true"
            placeholder="请输入简要描述,卖点等"
          />
        </el-form-item>
        <el-form-item label="详细描述:" prop="content">
          <el-input v-model="formData.content" :clearable="true" placeholder="请输入详细描述" />
        </el-form-item>
        <el-form-item label="商品主图:" prop="pic">
          <el-input v-model="formData.pic" :clearable="true" placeholder="请输入商品主图" />
        </el-form-item>
        <el-form-item label="商品图片，以,分割:" prop="imgs">
          <el-input
            v-model="formData.imgs"
            :clearable="true"
            placeholder="请输入商品图片，以,分割"
          />
        </el-form-item>
        <el-form-item label="默认是1，表示正常状态, -1表示删除, 0下架:" prop="status">
          <el-input
            v-model.number="formData.status"
            :clearable="true"
            placeholder="请输入默认是1，表示正常状态, -1表示删除, 0下架"
          />
        </el-form-item>
        <el-form-item label="商品分类:" prop="categoryId">
          <el-input
            v-model.number="formData.categoryId"
            :clearable="true"
            placeholder="请输入商品分类"
          />
        </el-form-item>
        <el-form-item label="销量:" prop="soldNum">
          <el-input v-model.number="formData.soldNum" :clearable="true" placeholder="请输入销量" />
        </el-form-item>
        <el-form-item label="总库存:" prop="totalStocks">
          <el-input
            v-model.number="formData.totalStocks"
            :clearable="true"
            placeholder="请输入总库存"
          />
        </el-form-item>
        <el-form-item label="配送方式json见TransportModeVO:" prop="deliveryMode">
          // 此字段为json结构，可以前端自行控制展示和数据绑定模式 需绑定json的key为
          formData.deliveryMode 后端会按照json的类型进行存取
          {{ formData.deliveryMode }}
        </el-form-item>
        <el-form-item label="运费模板id:" prop="deliveryTemplateId">
          <el-input
            v-model.number="formData.deliveryTemplateId"
            :clearable="true"
            placeholder="请输入运费模板id"
          />
        </el-form-item>
      </el-form>
    </el-drawer>

    <el-drawer
      destroy-on-close
      size="800"
      v-model="detailShow"
      :show-close="true"
      :before-close="closeDetailShow"
      title="查看"
    >
      <el-descriptions column="1" border>
        <el-descriptions-item label="产品ID">
          {{ detailFrom.prodId }}
        </el-descriptions-item>
        <el-descriptions-item label="商品名称">
          {{ detailFrom.prodName }}
        </el-descriptions-item>
        <el-descriptions-item label="店铺id">
          {{ detailFrom.shopId }}
        </el-descriptions-item>
        <el-descriptions-item label="原价">
          {{ detailFrom.oriPrice }}
        </el-descriptions-item>
        <el-descriptions-item label="现价">
          {{ detailFrom.price }}
        </el-descriptions-item>
        <el-descriptions-item label="简要描述,卖点等">
          {{ detailFrom.brief }}
        </el-descriptions-item>
        <el-descriptions-item label="详细描述">
          {{ detailFrom.content }}
        </el-descriptions-item>
        <el-descriptions-item label="商品主图">
          {{ detailFrom.pic }}
        </el-descriptions-item>
        <el-descriptions-item label="商品图片，以,分割">
          {{ detailFrom.imgs }}
        </el-descriptions-item>
        <el-descriptions-item label="默认是1，表示正常状态, -1表示删除, 0下架">
          {{ detailFrom.status }}
        </el-descriptions-item>
        <el-descriptions-item label="商品分类">
          {{ detailFrom.categoryId }}
        </el-descriptions-item>
        <el-descriptions-item label="销量">
          {{ detailFrom.soldNum }}
        </el-descriptions-item>
        <el-descriptions-item label="总库存">
          {{ detailFrom.totalStocks }}
        </el-descriptions-item>
        <el-descriptions-item label="配送方式json见TransportModeVO">
          {{ detailFrom.deliveryMode }}
        </el-descriptions-item>
        <el-descriptions-item label="运费模板id">
          {{ detailFrom.deliveryTemplateId }}
        </el-descriptions-item>
      </el-descriptions>
    </el-drawer>
  </div>
</template>

<script setup>
  import {
    createProduct,
    deleteProduct,
    deleteProductByIds,
    updateProduct,
    findProduct,
    getProductList,
  } from '@/plugin/Shop/api/product'

  // 全量引入格式化工具 请按需保留
  import {
    getDictFunc,
    formatDate,
    formatBoolean,
    filterDict,
    filterDataSource,
    returnArrImg,
    onDownloadFile,
  } from '@/utils/format'
  import { ElMessage, ElMessageBox } from 'element-plus'
  import { ref, reactive } from 'vue'
  // 引入按钮权限标识
  import { useBtnAuth } from '@/utils/btnAuth'

  defineOptions({
    name: 'Product',
  })
  // 按钮权限实例化
  const btnAuth = useBtnAuth()

  // 控制更多查询条件显示/隐藏状态
  const showAllQuery = ref(false)

  // 自动化生成的字典（可能为空）以及字段
  const formData = ref({
    prodId: undefined,
    prodName: '',
    shopId: undefined,
    oriPrice: 0,
    price: 0,
    brief: '',
    content: '',
    pic: '',
    imgs: '',
    status: undefined,
    categoryId: undefined,
    soldNum: undefined,
    totalStocks: undefined,
    deliveryMode: {},
    deliveryTemplateId: undefined,
  })

  // 验证规则
  const rule = reactive({})

  const searchRule = reactive({
    createdAt: [
      {
        validator: (rule, value, callback) => {
          if (searchInfo.value.startCreatedAt && !searchInfo.value.endCreatedAt) {
            callback(new Error('请填写结束日期'))
          } else if (!searchInfo.value.startCreatedAt && searchInfo.value.endCreatedAt) {
            callback(new Error('请填写开始日期'))
          } else if (
            searchInfo.value.startCreatedAt &&
            searchInfo.value.endCreatedAt &&
            (searchInfo.value.startCreatedAt.getTime() ===
              searchInfo.value.endCreatedAt.getTime() ||
              searchInfo.value.startCreatedAt.getTime() > searchInfo.value.endCreatedAt.getTime())
          ) {
            callback(new Error('开始日期应当早于结束日期'))
          } else {
            callback()
          }
        },
        trigger: 'change',
      },
    ],
  })

  const elFormRef = ref()
  const elSearchFormRef = ref()

  // =========== 表格控制部分 ===========
  const page = ref(1)
  const total = ref(0)
  const pageSize = ref(10)
  const tableData = ref([])
  const searchInfo = ref({})

  // 重置
  const onReset = () => {
    searchInfo.value = {}
    getTableData()
  }

  // 搜索
  const onSubmit = () => {
    elSearchFormRef.value?.validate(async (valid) => {
      if (!valid) return
      page.value = 1
      getTableData()
    })
  }

  // 分页
  const handleSizeChange = (val) => {
    pageSize.value = val
    getTableData()
  }

  // 修改页面容量
  const handleCurrentChange = (val) => {
    page.value = val
    getTableData()
  }

  // 查询
  const getTableData = async () => {
    const table = await getProductList({
      page: page.value,
      pageSize: pageSize.value,
      ...searchInfo.value,
    })
    if (table.code === 0) {
      tableData.value = table.data.list
      total.value = table.data.total
      page.value = table.data.page
      pageSize.value = table.data.pageSize
    }
  }

  getTableData()

  // ============== 表格控制部分结束 ===============

  // 获取需要的字典 可能为空 按需保留
  const setOptions = async () => {}

  // 获取需要的字典 可能为空 按需保留
  setOptions()

  // 多选数据
  const multipleSelection = ref([])
  // 多选
  const handleSelectionChange = (val) => {
    multipleSelection.value = val
  }

  // 删除行
  const deleteRow = (row) => {
    ElMessageBox.confirm('确定要删除吗?', '提示', {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      type: 'warning',
    }).then(() => {
      deleteProductFunc(row)
    })
  }

  // 多选删除
  const onDelete = async () => {
    ElMessageBox.confirm('确定要删除吗?', '提示', {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      type: 'warning',
    }).then(async () => {
      const IDs = []
      if (multipleSelection.value.length === 0) {
        ElMessage({
          type: 'warning',
          message: '请选择要删除的数据',
        })
        return
      }
      multipleSelection.value &&
        multipleSelection.value.map((item) => {
          IDs.push(item.ID)
        })
      const res = await deleteProductByIds({ IDs })
      if (res.code === 0) {
        ElMessage({
          type: 'success',
          message: '删除成功',
        })
        if (tableData.value.length === IDs.length && page.value > 1) {
          page.value--
        }
        getTableData()
      }
    })
  }

  // 行为控制标记（弹窗内部需要增还是改）
  const type = ref('')

  // 更新行
  const updateProductFunc = async (row) => {
    const res = await findProduct({ ID: row.ID })
    type.value = 'update'
    if (res.code === 0) {
      formData.value = res.data
      dialogFormVisible.value = true
    }
  }

  // 删除行
  const deleteProductFunc = async (row) => {
    const res = await deleteProduct({ ID: row.ID })
    if (res.code === 0) {
      ElMessage({
        type: 'success',
        message: '删除成功',
      })
      if (tableData.value.length === 1 && page.value > 1) {
        page.value--
      }
      getTableData()
    }
  }

  // 弹窗控制标记
  const dialogFormVisible = ref(false)

  // 打开弹窗
  const openDialog = () => {
    type.value = 'create'
    dialogFormVisible.value = true
  }

  // 关闭弹窗
  const closeDialog = () => {
    dialogFormVisible.value = false
    formData.value = {
      prodId: undefined,
      prodName: '',
      shopId: undefined,
      oriPrice: 0,
      price: 0,
      brief: '',
      content: '',
      pic: '',
      imgs: '',
      status: undefined,
      categoryId: undefined,
      soldNum: undefined,
      totalStocks: undefined,
      deliveryMode: {},
      deliveryTemplateId: undefined,
    }
  }
  // 弹窗确定
  const enterDialog = async () => {
    elFormRef.value?.validate(async (valid) => {
      if (!valid) return
      let res
      switch (type.value) {
        case 'create':
          res = await createProduct(formData.value)
          break
        case 'update':
          res = await updateProduct(formData.value)
          break
        default:
          res = await createProduct(formData.value)
          break
      }
      if (res.code === 0) {
        ElMessage({
          type: 'success',
          message: '创建/更改成功',
        })
        closeDialog()
        getTableData()
      }
    })
  }

  const detailFrom = ref({})

  // 查看详情控制标记
  const detailShow = ref(false)

  // 打开详情弹窗
  const openDetailShow = () => {
    detailShow.value = true
  }

  // 打开详情
  const getDetails = async (row) => {
    // 打开弹窗
    const res = await findProduct({ ID: row.ID })
    if (res.code === 0) {
      detailFrom.value = res.data
      openDetailShow()
    }
  }

  // 关闭详情弹窗
  const closeDetailShow = () => {
    detailShow.value = false
    detailFrom.value = {}
  }
</script>

<style></style>
